Dad, Why Are You A Global Warming Denier?: A Short Story That’s Right for the Times

Dad, Why Are You A Global Warming Denier? by Bob Tisdale is only available, and will only be available, from Amazon in Kindle reader format. Its introduction begins: I penned…

New mechanism for El Nino enhanced storm systems

From the INSTITUTE OF ATMOSPHERIC PHYSICS, CHINESE ACADEMY OF SCIENCES New mechanism to explain how El Niño influences East Asian and WN Pacific climate Western North Pacific anomalous anticyclone (WNPAC, or…

NOAA: La Niña is officially back

November 2017 La Niña update: She’s back! Author:  Emily Becker Well, it’s November, and the CPC/IRI ENSO forecast is declaring the presence of La Niña conditions! I could just link…

Cooler Global Temperatures Ahead: Indications are that La Niña is returning

Paul at Vencore Weather notes the ENSO forecast models and the data seem to be in alignment Overview Earlier this year, there were signs that a weak El Nino in…

Report: Ocean Cycles, Not Humans, May Be Behind Most Observed Climate Change

An eminent atmospheric scientist says that natural cycles may be largely responsible for climate changes seen in recent decades.  In a new report published by the Global Warming Policy Foundation, Anastasios…

El Niño WATCH cancelled; ENSO neutral likely for 2017

From the “now the warmest year on record hopes are dashed” department: Via Bloomberg: All eight climate models surveyed by Australia’s Bureau of Meteorology suggest tropical Pacific Ocean temperatures are…

Claim: 'The blob' in the Pacific boosted Western US ozone levels

From the UNIVERSITY OF WASHINGTON ‘The blob’ of abnormal conditions boosted Western US ozone levels An unusually warm patch of seawater off the West Coast in late 2014 and 2015,…

Where did the 2016 El Niño's heat come from?

Guest essay by Mike Jonas 1. The basic physics 2016 was claimed as the “hottest year ever”. Well, the hottest for a few centuries, anyway, if the global temperature measures…

Do over: The 1997/98 Super El Niño via latest computer animation

From the UNIVERSITY OF NEW SOUTH WALES Extraordinary animation reveals ocean’s role in El Niños Ocean model data generated by Australia’s most powerful supercomputer, Raijin, shows 97/98 El Nino unfolding…

Early December 2016 La Niña Update: Mixed Signals from NOAA and BOM

Guest Post by Bob Tisdale Note: See Update at the end of the post. # # # Last month on November 10, NOAA issued a La Niña Advisory, indicating weak…

Watch Global CO2 jump with El Niño over time – then look at the whys

Robbie Andrew from the Center for International Climate and Environmental Research – Oslo has created an interesting animated graph showing the growth of CO2 in the atmosphere. While it has…

Study: Early seafarers likely used El Nino and other climate patterns to explore the Pacific

From the UNIVERSITY OF OREGON Early Pacific seafarers likely latched onto El Nino and other climate patterns Researchers from 3 universities employed computer simulations and climatic data to help them explore…

NOAA Has Resurrected the 2014/15 El Niño with Its Recent Changes to the Oceanic NINO Index

Guest Post by Bob Tisdale Just in case you missed the mention of this in the text of the most recent sea surface temperature update… In a June 2015 post,…

Quicky October 2016 ENSO Update

Guest Post by Bob Tisdale Weekly NINO3.4 Sea Surface Temperature Anomalies from NOAA Are Approaching the Threshold of a Moderately Strong La Niña.  Australia’s Southern Oscillation Index from BOM is…

Claim: 'greenhouse gases could extend California drought for centuries'

From the UCLA Newsroom: Pacific Ocean’s response to greenhouse gases could extend California drought for centuries Warming forces have caused millennia of dryness in California’s prehistory, and greenhouses gases could…

NASA predicts a 'return to normal' in ENSO conditions

After Strong El Niño Winter, NASA Model Sees Return to Normal Not too hot, not too cold – instead, water temperatures in the equatorial Pacific Ocean should be just around…

Chinese Scientists Claim: Peak Solar Activity Drove 2015/16 El Niño

Chinese Academy of Science physicists find link between solar peaks and strong El Niños The Impact of Solar Activity on the 2015/16 El Niño Global Warming Policy Forum, 10 September…

NOAA Cancels La Niña Watch While La Niña Conditions Exist

Guest Post by Bob Tisdale La Niña conditions are typically defined by NOAA as sea surface temperature anomalies less than or equal to -0.5 deg C for the NINO3.4 region…

New research shows that California's Sierra Nevada snowpack will likely not recover from the current drought until 2019

By Lauren Lipuma, Contributing Writer, EOS The unprecedented drought that has gripped the Southwest United States has severely depleted the Sierra Nevada snowpack, the major source of water for drinking and…

Say Hello to La Niña Conditions

Guest Post by Bob Tisdale A quick ENSO update. Meteorological agencies like NOAA use the sea surface temperature anomalies of the NINO3.4 region (5S-5N, 170W-120W) of the equatorial Pacific to…

'The Blob' overshadows El Niño

Research identifies earlier ocean warming as dominant effect off West Coast From NOAA FISHERIES WEST COAST REGION El Niño exerted powerful effects around the globe in the last year, eroding…

El Niño could drive intense season for Amazon fires

From NASA Goddard Space Flight Center and the “just watch, they’ll blame climate change anyway” department comes this forecast: The long-lasting effects of El Niño are projected to cause an…

Global Surface Temperature Anomalies Should Be Higher In 2016 Than 2015

Guest Post by Bob Tisdale This post confirms what most of us suspect based on the history of global surface temperature data responses to strong El Niño events. That is,…

Close But No Cigar – NINO3.4 SST Anomalies Are a Tick (0.1 deg C) above La Niña Threshold

Guest Post by Bob Tisdale This is a quick ENSO update. NOAA’s weekly sea surface temperature anomaly data for the NINO regions (based on the original Reynolds OI.v2 data) are…